diff --git a/e2e-tests/.localconfig.js b/e2e-tests/.localconfig.js
index 3fc7c3427..4ef84edc7 100644
--- a/e2e-tests/.localconfig.js
+++ b/e2e-tests/.localconfig.js
@@ -2,6 +2,6 @@ module.exports = {
   mysql: true,
   postgres: true,
   mssql: true,
-//   oracle: true,
-  sqlite: true,
+  // oracle: true,
+  // sqlite: true,
 };
diff --git a/e2e-tests/init/multi-sql.js b/e2e-tests/init/multi-sql.js
index 866ab67bf..2ec3bada7 100644
--- a/e2e-tests/init/multi-sql.js
+++ b/e2e-tests/init/multi-sql.js
@@ -84,7 +84,7 @@ async function run() {
         port: process.env.PORT_oracle,
         engine: 'oracle@dbgate-plugin-oracle',
       },
-      'DROP USER C##my_guitar_shop',
+      'DROP USER c##my_guitar_shop CASCADE',
       'CREATE USER c##my_guitar_shop IDENTIFIED BY my_guitar_shop DEFAULT TABLESPACE users TEMPORARY TABLESPACE temp QUOTA 10M ON users',
       'C##my_guitar_shop'
     );
diff --git a/package.json b/package.json
index 77bea81ea..9fa34d46f 100644
--- a/package.json
+++ b/package.json
@@ -58,6 +58,7 @@
     "install:drivers:packer": "node common/defineVolatileDependencies.js packer/build",
     "prepare:docker": "yarn plugins:copydist && yarn build:web && yarn build:api && yarn copy:docker:build && yarn install:drivers:docker",
     "prepare:packer": "yarn plugins:copydist && yarn build:web && yarn build:api && yarn copy:packer:build",
+    "build:e2e": "yarn build:lib && yarn prepare:packer",
     "start": "concurrently --kill-others-on-fail \"yarn start:api\" \"yarn start:web\"",
     "lib": "concurrently --kill-others-on-fail \"yarn start:sqltree\" \"yarn start:filterparser\" \"yarn start:datalib\" \"yarn start:tools\" \"yarn build:plugins:frontend:watch\"",
     "ts:api": "yarn workspace dbgate-api ts",
diff --git a/packages/tools/src/SqlDumper.ts b/packages/tools/src/SqlDumper.ts
index d3320a0a4..031d3a091 100644
--- a/packages/tools/src/SqlDumper.ts
+++ b/packages/tools/src/SqlDumper.ts
@@ -259,11 +259,21 @@ export class SqlDumper implements AlterProcessor {
 
     this.putRaw(' ');
     this.specialColumnOptions(column);
-    if (includeNullable && !this.dialect?.specificNullabilityImplementation) {
-      this.put(column.notNull ? '^not ^null' : '^null');
-    }
-    if (includeDefault && column.defaultValue?.toString()?.trim()) {
-      this.columnDefault(column);
+
+    if (this.dialect?.defaultValueBeforeNullability) {
+      if (includeDefault && column.defaultValue?.toString()?.trim()) {
+        this.columnDefault(column);
+      }
+      if (includeNullable && !this.dialect?.specificNullabilityImplementation) {
+        this.put(column.notNull ? '^not ^null' : '^null');
+      }
+    } else {
+      if (includeNullable && !this.dialect?.specificNullabilityImplementation) {
+        this.put(column.notNull ? '^not ^null' : '^null');
+      }
+      if (includeDefault && column.defaultValue?.toString()?.trim()) {
+        this.columnDefault(column);
+      }
     }
   }
 
diff --git a/packages/tools/src/createBulkInsertStreamBase.ts b/packages/tools/src/createBulkInsertStreamBase.ts
index 05db2fe24..b21b9e7a5 100644
--- a/packages/tools/src/createBulkInsertStreamBase.ts
+++ b/packages/tools/src/createBulkInsertStreamBase.ts
@@ -45,6 +45,10 @@ export function createBulkInsertStreamBase(driver: EngineDriver, stream, dbhan,
       logger.info({ sql: dmp.s }, `Creating table ${fullNameQuoted}`);
       await driver.script(dbhan, dmp.s);
       structure = await driver.analyseSingleTable(dbhan, name);
+      writable.structure = structure;
+    }
+    if (!writable.structure) {
+      throw new Error(`Error importing table - ${fullNameQuoted} not found`);
     }
     if (options.truncate) {
       await driver.script(dbhan, `TRUNCATE TABLE ${fullNameQuoted}`);
diff --git a/packages/types/dialect.d.ts b/packages/types/dialect.d.ts
index 9aabe7026..02dbe595c 100644
--- a/packages/types/dialect.d.ts
+++ b/packages/types/dialect.d.ts
@@ -63,6 +63,7 @@ export interface SqlDialect {
   requireFromDual?: boolean;
   userDatabaseNamePrefix?: string; // c## in Oracle
   upperCaseAllDbObjectNames?: boolean;
+  defaultValueBeforeNullability?: boolean;
 
   predefinedDataTypes: string[];
 
diff --git a/plugins/dbgate-plugin-oracle/src/frontend/driver.js b/plugins/dbgate-plugin-oracle/src/frontend/driver.js
index 52316391c..36901e061 100644
--- a/plugins/dbgate-plugin-oracle/src/frontend/driver.js
+++ b/plugins/dbgate-plugin-oracle/src/frontend/driver.js
@@ -23,6 +23,7 @@ const dialect = {
   userDatabaseNamePrefix: 'C##',
   upperCaseAllDbObjectNames: true,
   requireStandaloneSelectForScopeIdentity: true,
+  defaultValueBeforeNullability: true,
 
   createColumn: true,
   dropColumn: true,
@@ -177,6 +178,12 @@ END trigger_name;
     }
     return dialect;
   },
+
+  adaptDataType(dataType) {
+    if (dataType?.toLowerCase() == 'datetime') return 'timestamp';
+    if (dataType?.toLowerCase() == 'text') return 'clob';
+    return dataType;
+  },
 };
 
 module.exports = oracleDriver;